With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
ifType
if Type
1.3.6.1.4.1.11.2.17.4.1.5.2.1.8
The type of interface. Additional values for ifType are assigned by the Internet Assigned Numbers Authority (IANA), through updating the syntax of the IANAifType textual convention.
Back to ibm_mainframe-Ifmib MIB page.
IPHost Network monitor allows you to monitor ifType on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM switches right now.